16355420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 35955360

約数和(自身を除く): 19599940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 163, 173, 290, 326, 346, 580, 652, 692, 815, 865, 1630, 1730, 3260, 3460, 4727, 5017, 9454, 10034, 18908, 20068, 23635, 25085, 28199, 47270, 50170, 56398, 94540, 100340, 112796, 140995, 281990, 563980, 817771, 1635542, 3271084, 4088855, 8177710, 16355420]

約数ペア:

[(1, 16355420), (2, 8177710), (4, 4088855), (5, 3271084), (10, 1635542), (20, 817771), (29, 563980), (58, 281990), (116, 140995), (145, 112796), (163, 100340), (173, 94540), (290, 56398), (326, 50170), (346, 47270), (580, 28199), (652, 25085), (692, 23635), (815, 20068), (865, 18908), (1630, 10034), (1730, 9454), (3260, 5017), (3460, 4727)]